title: Drug use by youth: an overview.
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D000328:Adult; D000367:Age Factors; D002648:Child; D003415:Crime; D003863:Depression; D004522:Educational Status; D005260:Female; D006801:Humans; D008137:Longitudinal Studies; D008297:Male; D008393:Marriage; D008875:Middle Aged; D009042:Motivation; D012649:Self Concept; D019966:Substance-Related Disorders / Q000453:epidemiology / Q000523:psychology*; D014478:Unemployment; D014481:United States